<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Db;
use think\exception\DbException;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 商品
 *
 * @icon fa fa-circle-o
 */
class Products extends Backend
{

    /**
     * Products模型对象
     * @var \app\admin\model\Products
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Products;

    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                    ->with(['goodtype'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit);

            foreach ($list as $row) {
                
                $row->getRelation('goodtype')->visible(['name']);
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }
    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $skunames = json_decode($params['specList'],true);
        $skugoods = json_decode($params['tableData'],true);
        if (!$skugoods){
            $this->error('无商品规格');
        }

        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $result = $this->model->allowField(true)->save($params);
            $products_id = $this->model->id;
            foreach ($skunames as $skuname){
                //处理商品规格项
                $specifications_id = db('specifications')
                    ->insertGetId([
                        'products_id'=>$products_id,
                        'name'=>$skuname['name'],
                        'createtime'=>time(),
                        'updatetime'=>time()
                    ]);
                foreach ($skuname['value'] as $name){
                    $specificationvalues_id = db('specificationvalues')
                        ->insertGetId([
                            'products_id'=>$products_id,
                            'specifications_id'=>$specifications_id,
                            'name'=>$name,
                            'createtime'=>time(),
                            'updatetime'=>time()
                        ]);
                }
            }
            $cdnurl = \think\Config::get('upload.cdnurl');
            foreach ($skugoods as &$skugood){
                $skugood['products_id'] = $products_id;
                $skugood['specificationvalues_ids'] = implode(',',db('specificationvalues')
                    ->where('name','in',$skugood['specificationvalues_names'])
                    ->where('products_id',$products_id)
                    ->where('deletetime',null)
                    ->order('id ASC')
                    ->column('id'));
                $skugood['createtime'] = time();
                $skugood['updatetime'] = time();
                $skugood['image'] = str_replace($cdnurl,'',$skugood['image']);
                $skugood['vip_price'] = $skugood['price'];
            }
            db('productssku')->insertAll($skugoods);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }
    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $specList = db('specifications')
                ->field('name,id')
                ->where('products_id',$row->id)
                ->where('deletetime',null)
                ->select();
            foreach ($specList as &$item){
                $item['value'] = db('specificationvalues')
                    ->where('specifications_id',$item['id'])
                    ->where('deletetime',null)
                    ->column('name');
                unset($item['id']);
            }
            $tableData = db('productssku')
                ->field('specificationvalues_names,image,price,del_price,vip_price,stock')
                ->where([
                    'products_id'=>$row->id,
                    'deletetime'=>null
                ])
                ->order('id ASC')
                ->select();
            foreach ($tableData as &$datum){
                $datum['image'] = cdnurl($datum['image'],true);
            }
            $this->assignconfig('specList',$specList);
            $this->assignconfig('tableData',$tableData);
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);
        $skunames = json_decode($params['specList'],true);
        $skugoods = json_decode($params['tableData'],true);
        if (!$skugoods){
            $this->error('无商品规格');
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }
            $result = $row->allowField(true)->save($params);
            $products_id = $row->id;

            //删除之前规格信息
            db('specifications')
                ->where([
                    'products_id'=>$products_id,
                ])->update([
                    'deletetime'=>time()
                ]);
            db('specificationvalues')
                ->where([
                    'products_id'=>$products_id,
                ])->update([
                    'deletetime'=>time()
                ]);
            db('productssku')
                ->where([
                    'products_id'=>$products_id,
                ])->update([
                    'deletetime'=>time()
                ]);
            //新增规格
            foreach ($skunames as $skuname){
                //处理商品规格项
                $specifications_id = db('specifications')
                    ->insertGetId([
                        'products_id'=>$products_id,
                        'name'=>$skuname['name'],
                        'createtime'=>time(),
                        'updatetime'=>time()
                    ]);
                foreach ($skuname['value'] as $name){
                    $specificationvalues_id = db('specificationvalues')
                        ->insertGetId([
                            'products_id'=>$products_id,
                            'specifications_id'=>$specifications_id,
                            'name'=>$name,
                            'createtime'=>time(),
                            'updatetime'=>time()
                        ]);
                }
            }
            $cdnurl = \think\Config::get('upload.cdnurl');
            foreach ($skugoods as &$skugood){
                $skugood['products_id'] = $products_id;
                $skugood['specificationvalues_ids'] = implode(',',db('specificationvalues')
                    ->where('name','in',$skugood['specificationvalues_names'])
                    ->where('products_id',$products_id)
                    ->where('deletetime',null)
                    ->order('id ASC')
                    ->column('id'));
                $skugood['createtime'] = time();
                $skugood['updatetime'] = time();
                $skugood['image'] = str_replace($cdnurl,'',$skugood['image']);
                $skugood['vip_price'] = $skugood['price'];

            }
            db('productssku')->insertAll($skugoods);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }
}
